<template>
  <div class="app-container">
    <el-row :gutter="0">
      <el-col :xs="24" :sm="6" :md="5" :lg="4" class="drag-area" id="drag-area">
        <div style="text-align: center; color: #0fa8e7">数据选择</div>

        <el-input
          style="width: 80%"
          prefix-icon="el-icon-search"
          placeholder="输入关键字"
          v-model="filterText"
        >
        </el-input>

        <el-tree
          class="filter-tree"
          :data="data"
          :props="defaultProps"
          @node-click="handleNodeClick"
          :filter-node-method="filterNode"
          ref="tree"
        ></el-tree>
        <!--      侧边栏拖拽框 -->
        <div class="drag-tip" id="drag-tip"></div>
      </el-col>

      <el-col :xs="24" :sm="18" :md="18.7" :lg="20" id="drag-content">
        <el-form
          :model="queryParams"
          ref="queryForm"
          :inline="true"
          v-show="showSearch"
          label-width="68px"
        >
          <!-- <el-form-item label="学年名称" prop="schoolYear">
        <el-select
          v-model="queryParams.schoolYear"
          placeholder="请选择学年"
          clearable
          size="small"
          style="width: 240px"
          @change="searchTermByYear()"
        >
          <el-option
            v-for="item in yearOptions"
            :key="item.index"
            :label="item.name"
            :value="item.id"
          />
        </el-select>
      </el-form-item> -->

          <!-- <el-form-item label="学期名称" prop="termId">
        <el-select
          v-model="queryParams.termId"
          placeholder="请选择学期"
          clearable
          size="small"
          style="width: 240px"
          @change="searchCollegeByTerm()"
        >
          <el-option
            v-for="item in termNameOptions"
            :key="item.index"
            :label="item.termName"
            :value="item.id"
          />
        </el-select>
      </el-form-item> -->
          <!-- <el-form-item label="学院名称" prop="collegeId">
        <el-select
          v-model="queryParams.collegeId"
          placeholder="请选择学院"
          clearable
          size="small"
          style="width: 240px"
          @change="searchMajorByCollege()"
        >
          <el-option
            v-for="item in collegeOptions"
            :key="item.index"
            :label="item.name"
            :value="item.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="专业" prop="majorId">
        <el-select
          v-model="queryParams.majorId"
          placeholder="请选择专业"
          clearable
          size="small"
          style="width: 240px"
        >
          <el-option
            v-for="item in majorOptions"
            :key="item.index"
            :label="item.name"
            :value="item.id"
          />
        </el-select>
      </el-form-item> -->
          <el-form-item label="班级名称" prop="name">
            <el-input
              v-model="queryParams.name"
              placeholder="请输入班级名称"
              clearable
              size="small"
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          <el-form-item label="班级编码" prop="code">
            <el-input
              v-model="queryParams.code"
              placeholder="请输入班级编码"
              clearable
              size="small"
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          <!-- <el-form-item label="班级描述" prop="massage">
        <el-input
          v-model="queryParams.massage"
          type="textarea"
          placeholder="请输入班级描述"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item> -->
          <el-form-item>
            <el-button
              type="primary"
              icon="el-icon-search"
              size="mini"
              @click="handleQuery"
              >搜索</el-button
            >
            <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
              >重置</el-button
            >
          </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button
              type="primary"
              plain
              icon="el-icon-plus"
              size="mini"
              @click="handleAdd"
              v-hasPermi="['org:classes:add']"
              >新增</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="success"
              plain
              icon="el-icon-edit"
              size="mini"
              :disabled="single"
              @click="handleUpdate"
              v-hasPermi="['org:classes:edit']"
              >修改</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="danger"
              plain
              icon="el-icon-delete"
              size="mini"
              :disabled="multiple"
              @click="handleDelete"
              v-hasPermi="['org:classes:remove']"
              >删除</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="warning"
              plain
              icon="el-icon-download"
              size="mini"
              :loading="exportLoading"
              @click="handleExport"
              v-hasPermi="['org:classes:export']"
              >导出</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="info"
              plain
              icon="el-icon-upload2"
              size="mini"
              @click="handleImport"
              >导入</el-button
            >
          </el-col>
          <right-toolbar
            :showSearch.sync="showSearch"
            @queryTable="getList"
          ></right-toolbar>
        </el-row>

        <el-table
          v-loading="loading"
          :data="classesList"
          @selection-change="handleSelectionChange"
        >
          <el-table-column type="selection" width="55" align="center" />
          <!--      <el-table-column label="班级描述" align="center" prop="id" />-->
          <!-- <el-table-column label="学年名称" align="center" prop="schoolYear" />
      <el-table-column label="学期名称" align="center" prop="termName" /> -->
          <!-- <el-table-column label="学院名称" align="center" prop="collegeName" /> -->
          <!-- <el-table-column label="专业名称" align="center" prop="majorName"  /> -->
          <el-table-column label="班级名称" align="center" prop="name" />
          <el-table-column label="班级编码" align="center" prop="code" />
          <el-table-column label="班级描述" align="center" prop="massage" />
          <el-table-column
            label="操作"
            align="center"
            class-name="small-padding fixed-width"
          >
            <template slot-scope="scope">
              <el-button
                size="mini"
                type="text"
                icon="el-icon-edit"
                @click="handleUpdate(scope.row)"
                v-hasPermi="['org:classes:edit']"
                >修改</el-button
              >
              <el-button
                size="mini"
                type="text"
                icon="el-icon-delete"
                @click="handleDelete(scope.row)"
                v-hasPermi="['org:classes:remove']"
                >删除</el-button
              >
            </template>
          </el-table-column>
        </el-table>

        <pagination
          v-show="total > 0"
          :total="total"
          :page.sync="queryParams.pageNum"
          :limit.sync="queryParams.pageSize"
          @pagination="getList"
        />
      </el-col>
    </el-row>

    <!-- 添加或修改班级管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <!-- <el-form-item label="学年名称" prop="schoolYear">
          <el-select
            v-model="form.schoolYear"
            placeholder="请选择学年"
            clearable
            size="small"
            style="width: 240px"
            @change="addTermByYear()"
          >
            <el-option
              v-for="item in yearOptions"
              :key="item.index"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="学期名称" prop="termId">
          <el-select
            v-model="form.termId"
            placeholder="请选择学期"
            clearable
            size="small"
            style="width: 240px"
            @change="addCollegeByTerm()"
          >
            <el-option
              v-for="item in termNameOptions"
              :key="item.index"
              :label="item.termName"
              :value="item.id"
            />
          </el-select>
        </el-form-item> -->
        <el-form-item label="学院名称" prop="collegeId">
          <el-select
            v-model="form.collegeId"
            placeholder="请选择学院"
            clearable
            size="small"
            class="width100"
            @change="addMajorByCollege()"
          >
            <el-option
              v-for="item in collegeOptions"
              :key="item.index"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="专业名称" prop="majorId">
          <el-select
            v-model="form.majorId"
            placeholder="请选择专业"
            clearable
            size="small"
            class="width100"
          >
            <el-option
              v-for="item in majorOptions"
              :key="item.index"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="班级名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入班级名称" />
        </el-form-item>
        <el-form-item label="班级编码" prop="code">
          <el-input v-model="form.code" placeholder="请输入班级编码" />
        </el-form-item>
        <el-form-item label="班级描述" prop="massage">
          <el-input
            v-model="form.massage"
            type="textarea"
            placeholder="请输入班级描述"
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <!-- 用户导入对话框 -->
    <el-dialog
      :title="upload.title"
      :visible.sync="upload.open"
      width="400px"
      append-to-body
    >
      <mytree row="5" v-if="upload.open" @ok="ok"></mytree>
      <div style="height: 20px"></div>
      <el-upload
        ref="upload"
        :limit="1"
        accept=".xlsx, .xls"
        :headers="upload.headers"
        :action="upload.url + '?updateSupport=' + upload.updateSupport"
        :disabled="upload.isUploading"
        :on-progress="handleFileUploadProgress"
        :on-success="handleFileSuccess"
        :auto-upload="false"
        :data="{ pid: upload.pid }"
        drag
      >
        <i class="el-icon-upload"></i>
        <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
        <div class="el-upload__tip text-center" slot="tip">
          <div class="el-upload__tip" slot="tip">
            <el-checkbox v-model="upload.updateSupport" />
            是否更新已经存在的用户数据
          </div>
          <span>仅允许导入xls、xlsx格式文件。</span>
          <el-link
            type="primary"
            :underline="false"
            style="font-size: 12px; vertical-align: baseline"
            @click="importTemplate"
            >下载模板</el-link
          >
        </div>
      </el-upload>
      <div slot="footer" class="">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="upload.open = false">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listClasses,
  getClasses,
  classeslistCollege,
  classeslistMajor,
  delClasses,
  addClasses,
  updateClasses,
  exportClasses,
} from "@/api/org/classes";
import { getToken } from "@/utils/auth";
import { listMajor } from "@/api/org/major";
// import { listTerm } from "@/api/org/term";
import { listCollege } from "@/api/org/college";
// import { listSchoolyear } from "@/api/org/schoolyear";
import { org } from "@/views/mixins/org/index";
import mytree from "../mytree.vue";
import { validateCode } from "@/utils/formCheck";
export default {
  name: "Classes",
  components: { mytree },
  mixins: [org],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 导出遮罩层
      exportLoading: false,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 班级管理表格数据
      classesList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        code: null,
        massage: null,
        collegeId: "",
        // schoolYear: "",
        majorId: "",
      },
      //用户下载的东西
      downmsg: "",
      // 用户导入参数
      upload: {
        // 是否显示弹出层（用户导入）
        open: false,
        // 弹出层标题（用户导入）
        title: "",
        pid: "",
        // 是否禁用上传
        isUploading: false,
        // 是否更新已经存在的用户数据
        updateSupport: 0,
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
        // 上传的地址
        url: process.env.VUE_APP_BASE_API + "/org/classes/importData",
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        collegeId: [{ required: true, message: "请选择学院", trigger: "blur" }],
        majorId: [{ required: true, message: "请选择专业", trigger: "blur" }],
        name: [{ required: true, message: "请输入班级", trigger: "blur" }],

        code: [{ validator: validateCode, trigger: "blur" }],
      },
      //cccfffhhh
      filterText: "",
      defaultProps: {
        children: "children",
        label: "label",
      },
      data: [
        {
          label: "信息工程学院",
          children: [
            {
              label: "计算机科学与技术",
              children: [
                {
                  label: "计算机一班",
                },
                {
                  label: "计算机二班",
                },
              ],
            },
            {
              label: "软件工程",
              children: [
                {
                  label: "软件1班",
                },
                {
                  label: "软件2班",
                },
              ],
            },
            {
              label: "网络工程",
              children: [
                {
                  label: "网络1班",
                },
                {
                  label: "网络2班",
                },
              ],
            },
          ],
        },
        {
          label: "信息工程学院",
          children: [
            {
              label: "计算机科学与技术",
              children: [
                {
                  label: "计算机一班",
                },
                {
                  label: "计算机二班",
                },
              ],
            },
            {
              label: "软件工程",
              children: [
                {
                  label: "软件1班",
                },
                {
                  label: "软件2班",
                },
              ],
            },
            {
              label: "网络工程",
              children: [
                {
                  label: "网络1班",
                },
                {
                  label: "网络2班",
                },
              ],
            },
          ],
        },
        {
          label: "信息工程学院",
          children: [
            {
              label: "计算机科学与技术",
              children: [
                {
                  label: "计算机一班",
                },
                {
                  label: "计算机二班",
                },
              ],
            },
            {
              label: "软件工程",
              children: [
                {
                  label: "软件1班",
                },
                {
                  label: "软件2班",
                },
              ],
            },
            {
              label: "网络工程",
              children: [
                {
                  label: "网络1班",
                },
                {
                  label: "网络2班",
                },
              ],
            },
          ],
        },
        {
          label: "信息工程学院",
          children: [
            {
              label: "计算机科学与技术",
              children: [
                {
                  label: "计算机一班",
                },
                {
                  label: "计算机二班",
                },
              ],
            },
            {
              label: "软件工程",
              children: [
                {
                  label: "软件1班",
                },
                {
                  label: "软件2班",
                },
              ],
            },
            {
              label: "网络工程",
              children: [
                {
                  label: "网络1班",
                },
                {
                  label: "网络2班",
                },
              ],
            },
          ],
        },
        {
          label: "信息工程学院",
          children: [
            {
              label: "计算机科学与技术",
              children: [
                {
                  label: "计算机一班",
                },
                {
                  label: "计算机二班",
                },
              ],
            },
            {
              label: "软件工程",
              children: [
                {
                  label: "软件1班",
                },
                {
                  label: "软件2班",
                },
              ],
            },
            {
              label: "网络工程",
              children: [
                {
                  label: "网络1班",
                },
                {
                  label: "网络2班",
                },
              ],
            },
          ],
        },
      ],
    };
  },
  //cccfffhhh
  watch: {
    filterText(val) {
      this.$refs.tree.filter(val);
    },
  },
  created() {
    this.getList();
    // this.getYearList();
    this.getCollegeList();
  },
  activated() {
    if (this.$route.query.year) {
      this.loading = true;
      this.queryParams.schoolYear = this.$route.query.year;
      this.handleYear();
      this.queryParams.collegeId = this.$route.query.college;
      this.handleCollege();
      this.queryParams.majorId = JSON.parse(this.$route.query.major).id;

      this.getList(); //根据获取到的数据重新拉取表单
      //调用接口获取数据给下拉框选项赋值
      this.loading = false;
    }
  },
  methods: {
    //cccfffhhh
    filterNode(value, data) {
      if (!value) return true;
      return data.label.indexOf(value) !== -1;
    },
    handleNodeClick(data) {
      console.log(data);
    },
    //子组件回调方法，赋值
    ok(message) {
      switch (message.num) {
        case "1":
          this.upload.pid = "";
          //这里是值对应的处理
          break;
        case "2":
          this.upload.pid = "";
          //这里是值对应的处理
          break;
        case "3":
          this.upload.pid = "";
          //这里是值对应的处理
          break;
        case "4":
          this.upload.pid = "";
          //这里是值对应的处理
          break;
        case "5":
          this.upload.pid = message.majorId;
          //这里是值对应的处理
          break;

        default:
          //这里是没有找到对应的值处理
          break;
      }
    },
    // // 搜索栏通过学年获取学期
    // searchTermByYear() {
    //   this.queryParams.termId = "";
    //   this.queryParams.collegeId = "";
    //   this.queryParams.majorId = "";
    //   console.log(this.queryParams.schoolYear);
    //   listTerm({ schoolYearId: this.queryParams.schoolYear }).then((res) => {
    //     // console.log('term: ', this.termNameOptions);
    //     this.termNameOptions = res.rows;
    //     console.log("termOption: ", res.rows);
    //   });
    // },
    // // 添加或者修改框
    // addTermByYear() {
    //   this.form.termId = "";
    //   this.form.collegeId = "";
    //   this.form.majorId = "";
    //   console.log(this.form.schoolYear);
    //   listTerm({ schoolYearId: this.form.schoolYear }).then((res) => {
    //     this.termNameOptions = res.rows;
    //   });
    // },
    /** 查询班级管理列表 */
    getList() {
      this.loading = true;
      listClasses(this.queryParams).then((response) => {
        this.classesList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // // 获取学年，学院，专业列表
    // getListYear() {
    //   listSchoolyear().then((response) => {
    //     this.statusOptions = response.rows;
    //   });
    //  listCollege(this.queryParams).then(response => {
    //     this.statusOptions2=response.rows
    //   });
    // listMajor(this.queryParams).then(response => {
    //     this.statusOptions3=response.rows
    //   });
    // },
    // //学年改变学院跟着改变
    // handleYear() {
    //   const data = {
    //     schoolYear: this.queryParams.schoolYear,
    //   };
    //   this.queryParams.collegeId = "";
    //   this.queryParams.majorId = "";
    //   classeslistCollege(data).then((response) => {
    //     this.statusOptions2 = response;
    //   });
    // },
    //学院改变专业跟着改变
    handleCollege() {
      this.queryParams.majorId = "";
      const data = {
        // schoolYear: this.queryParams.schoolYear,
        collegeId: this.queryParams.collegeId,
      };
      classeslistMajor(data).then((response) => {
        this.statusOptions3 = response;
      });
    },
    //新增时学年改变学院跟着改变
    MajorhandleYear() {
      // const data = {
      //   schoolYear: this.form.schoolYear,
      // };
      this.form.collegeId = "";
      classeslistCollege().then((response) => {
        this.statusOptions2 = response;
      });
    },
    //新增时学院改变专业跟着改变
    MajorhandleCollege() {
      this.form.majorId = "";
      const data = {
        // schoolYear: this.form.schoolYear,
        collegeId: this.form.collegeId,
      };
      classeslistMajor(data).then((response) => {
        this.statusOptions3 = response;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        majorId: null,
        name: null,
        code: null,
        massage: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.id);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加班级管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids;
      getClasses(id).then((response) => {
        console.log("修改获取信息", response.data);
        this.form = response.data;
        this.open = true;
        this.title = "修改班级管理";
        // this.yearOptions[0].id=response.schoolYearId;
        // this.yearOptions[0].name=response.schoolYear;
        this.majorOptions[0].id = response.data.majorId;
        this.majorOptions[0].name = response.data.majorName;
        // this.termNameOptions[0].id = response.data.termId;
        // this.termNameOptions[0].termName = response.data.termName;
        // this.collegeOptions[0].id = response.data.collegeId;
        // this.collegeOptions[0].name = response.data.collegeName;
        console.log("majorOptions: ", this.majorOptions[0]);
      });
    },
    //  // 根据ID，显示name  学院信息
    // collegeFilter(row,column){
    //   const id=row.collegeId;
    //   const arr=this.collegeOptions.filter((elem,index)=>{
    //     return elem.id===id;
    //   });

    //   return arr[0]&&arr[0].name;

    // },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.id != null) {
            updateClasses(this.form).then((response) => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            if (this.form.majorId) {
              addClasses(this.form).then((response) => {
                this.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
            } else {
              this.$message.error("请选择专业");
            }
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm(
        '是否确认删除班级管理编号为"' + ids + '"的数据项?',
        "警告",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      )
        .then(function () {
          return delClasses(ids);
        })
        .then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导入按钮操作 */
    handleImport() {
      this.upload.title = "用户导入";
      this.upload.open = true;
    },
    /** 下载模板操作 */
    importTemplate() {
      // importTemplate().then(response => {
      // this.download(response.msg);
      this.download(this.downmsg);
      // });
    },
    // 文件上传中处理
    handleFileUploadProgress(event, file, fileList) {
      this.upload.isUploading = true;
    },
    // 文件上传成功处理
    handleFileSuccess(response, file, fileList) {
      // this.upload.open = false;
      this.upload.isUploading = false;
      this.$refs.upload.clearFiles();
      this.$alert(response.msg, "导入结果", { dangerouslyUseHTMLString: true });
      this.upload.open = false;
      this.getList();
    },
    // 提交上传文件
    submitFileForm() {
      if (this.upload.pid == "") {
        return this.$message({
          message: "请选择上传信息",
          type: "error",
        });
      } else {
        this.$refs.upload.submit();
      }
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm("是否确认导出所有班级管理数据项?", "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(() => {
          this.exportLoading = true;
          return exportClasses(queryParams);
        })
        .then((response) => {
          this.download(response.msg);
          this.exportLoading = false;
        })
        .catch(() => {});
    },
  },
};
</script>
